code: def sset_trace(frame=None, context=3):
      update_stdout()
      if frame is None:
          frame = sys._getframe().f_back
      set_trace(frame, context)
  
file_path: catboost/contrib/python/ipdb/py3/ipdb/stdout.py
imports: from __future__ import print_function
  import sys
  from contextlib import contextmanager
  from IPython.utils import io
  from .__main__ import set_trace
  from .__main__ import post_mortem
label_desc: Use image node_id 2 for calling a global function with example usage: sset_trace(frame, context) without return types